3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function sum($a, $b): float { return $a + $b; } // Note that a float will be returned. var_dump(sum(1, 2)); ?>
based on DVAZK
Output for 7.0.0 - 7.2.0
float(3)
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/Z7rBb on line 3
Process exited with code 255.